<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link href="./canvas.css" rel='stylesheet' type='text/css'/>
    <title>Document</title>
    <style>
    
    </style>
</head>
<body>
    <div class='app'>
      <h1>canvas</h1>
      <div class='show'>
          <b>时间</b>
		  <b></b>
          <b>得分</b>
      </div>
       <canvas class='canvas' width='300px' height="300px"></canvas>
       <br>
       <div class='press'>
           <span class='press_top'  onmouseup="clear_time_upDown()" onmouseout="clear_time_upDown()" ontouchend='clear_time_upDown()'>上</span>
           <span class='press_bottom'  onmouseup="clear_time_down()" onmouseout="clear_time_down()" ontouchend='clear_time_down()'>下</span>
           <span class='press_left' onmouseup="clear_time_left()" onmouseout="clear_time_left()" ontouchend='clear_time_left()'>左</span>
           <span class='press_right'  onmouseup='clear_time_right()' onmouseout="clear_time_right()" ontouchend='clear_time_right()'>右</span>
       </div>
      
    </div>
    <script src='canvas.js'></script>
    <script>
          


    </script>
</body>
</html>
